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发明名称
摘要
申请公布号
JPS5239490(Y2)
申请公布日期
1977.09.07
申请号
JP19710075471U
申请日期
1971.08.24
申请人
发明人
分类号
A44C5/20;A44B11/00;A44C5/14;G04B37/14;G04B37/16;(IPC1-7):A44C5/14
主分类号
A44C5/20
代理机构
代理人
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地址
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